Transmogrant Altar 
Artifact
, 
, Sacrifice a creature: Add 
.
, , Sacrifice a creature: Create a 3/3 colorless Zombie artifact creature token. Activate only as a sorcery.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL